Perhaps you should try some spelling variations:
"clinicas mexicana de medicina interna ;" » "cronica mexicana de medicina interna ;", "climatica mexicana de medicina interna ;", "clinical medicine de medicina interna ;"
"clinicas mexicanas de mediante internet ;" » "cronica mexicanas de mediante internet ;", "climatica mexicanas de mediante internet ;", "clinical medicines de mediante internet ;", "clinicas mexicano de mediante internet ;", "clinicas mexicana en mediante internet ;", "clinicas mexicana _ mediante internet ;", "clinicas mexicanas adn mediante internet ;", "clinicas mexicanas l.e mediante internet ;", "clinicas mexicanas de mediana internet ;"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("clinicas mexicana de medicina interna ;") or ("clinicas mexicanas de mediante internet ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("clinicas mexicana de medicina interna ;") OR ("clinicas mexicanas de mediante internet ;")).
• Removing quotes may allow a broader search: (( clinicas mexicana de medicina interna ; ) or ( clinicas mexicanas de mediante internet ; )).
• Adding a wildcard symbol may retrieve word variants: (("clinicas mexicana de medicina interna ;") or ("clinicas mexicanas de mediante internet ;"))*.